import java.util.*;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int a = in.nextInt();
        int b = in.nextInt();
        int sum = a*b;
        int tmp = 0;
        while(0 != b) {
            tmp = a%b;
            a = b;
            b = tmp;
        }
//         System.out.println(a);
//         System.out.println(b);
        System.out.println(sum/a);
    }
}